diff --git a/backend/import_export/dump_services.py b/backend/import_export/dump_services.py
new file mode 100644
index 0000000..064b759
--- /dev/null
+++ b/backend/import_export/dump_services.py
@@ -0,0 +1,387 @@
+import json
+from datetime import datetime, timezone
+
+from django.db import transaction
+
+from contacts.models import (
+    Contact,
+    NetworkMap,
+    NetworkMapMembership,
+    NetworkMapType,
+    Relation,
+)
+from core.choices import ALL_RELATION_TYPES, INTERACTION_INTENSITY
+
+VALID_RELATION_TYPES = {choice[0] for choice in ALL_RELATION_TYPES}
+VALID_INTENSITY = {choice[0] for choice in INTERACTION_INTENSITY}
+
+
+def is_data_dump(data):
+    return (
+        isinstance(data, dict)
+        and isinstance(data.get('contacts'), list)
+        and isinstance(data.get('relations'), list)
+    )
+
+
+def _owner_filter(owner):
+    return {'owner': owner} if owner is not None else {}
+
+
+def _contacts_qs(owner):
+    qs = Contact.objects.all()
+    if owner is not None:
+        qs = qs.filter(owner=owner)
+    return qs.order_by('name')
+
+
+def _relations_qs(owner):
+    qs = Relation.objects.select_related('source', 'target').all()
+    if owner is not None:
+        qs = qs.filter(owner=owner)
+    return qs.order_by('id')
+
+
+def _map_types_qs(owner):
+    qs = NetworkMapType.objects.all()
+    if owner is not None:
+        qs = qs.filter(owner=owner)
+    return qs.order_by('name')
+
+
+def _maps_qs(owner):
+    qs = NetworkMap.objects.select_related('map_type').all()
+    if owner is not None:
+        qs = qs.filter(owner=owner)
+    return qs.order_by('name')
+
+
+def _serialize_contact(contact):
+    return {
+        'id': contact.id,
+        'name': contact.name,
+        'email': contact.email or '',
+        'phone': contact.phone or '',
+        'organization': contact.organization or '',
+        'position': contact.position or '',
+        'notes': contact.notes or '',
+        'created_at': contact.created_at.isoformat() if contact.created_at else None,
+        'updated_at': contact.updated_at.isoformat() if contact.updated_at else None,
+    }
+
+
+def _serialize_relation(relation):
+    return {
+        'id': relation.id,
+        'source': relation.source_id,
+        'source_name': relation.source.name if relation.source_id else '',
+        'target': relation.target_id,
+        'target_name': relation.target.name if relation.target_id else '',
+        'relation_type': relation.relation_type,
+        'description': relation.description or '',
+        'interaction_intensity': relation.interaction_intensity,
+        'created_at': relation.created_at.isoformat() if relation.created_at else None,
+    }
+
+
+def _serialize_map_type(map_type):
+    return {
+        'id': map_type.id,
+        'name': map_type.name,
+        'sectors': map_type.sectors or [],
+        'circles': map_type.circles or [],
+        'isDefault': map_type.is_default,
+        'conflictologyEnabled': map_type.conflictology_enabled,
+        'createdAt': map_type.created_at.isoformat() if map_type.created_at else None,
+        'updatedAt': map_type.updated_at.isoformat() if map_type.updated_at else None,
+    }
+
+
+def _serialize_map(network_map):
+    return {
+        'id': network_map.id,
+        'name': network_map.name,
+        'description': network_map.description or '',
+        'mapTypeId': network_map.map_type_id,
+        'conflictSubject': network_map.conflict_subject or '',
+        'createdAt': network_map.created_at.isoformat() if network_map.created_at else None,
+        'updatedAt': network_map.updated_at.isoformat() if network_map.updated_at else None,
+    }
+
+
+def _serialize_membership(membership):
+    return {
+        'id': membership.id,
+        'mapId': membership.map_id,
+        'contactId': membership.contact_id,
+        'life_sphere': membership.life_sphere,
+        'network_circle': membership.network_circle,
+        'importance': membership.importance,
+        'conflict_involvement': membership.conflict_involvement,
+        'map_angle': membership.map_angle,
+        'map_radius_ratio': membership.map_radius_ratio,
+        'createdAt': membership.created_at.isoformat() if membership.created_at else None,
+        'updatedAt': membership.updated_at.isoformat() if membership.updated_at else None,
+    }
+
+
+def build_owner_dump(owner):
+    contacts = [_serialize_contact(c) for c in _contacts_qs(owner)]
+    relations = [_serialize_relation(r) for r in _relations_qs(owner)]
+    map_types = [_serialize_map_type(t) for t in _map_types_qs(owner)]
+    maps = [_serialize_map(m) for m in _maps_qs(owner)]
+
+    map_ids = [m.id for m in _maps_qs(owner)]
+    memberships = NetworkMapMembership.objects.filter(map_id__in=map_ids).select_related('map', 'contact')
+    membership_rows = [_serialize_membership(m) for m in memberships]
+
+    return {
+        'version': 2,
+        'exportedAt': datetime.now(timezone.utc).isoformat(),
+        'contacts': contacts,
+        'relations': relations,
+        'networkMapTypes': map_types,
+        'networkMaps': maps,
+        'networkMapMemberships': membership_rows,
+    }
+
+
+def _read_map_types(data):
+    raw = data.get('networkMapTypes') or data.get('network_map_types') or []
+    return raw if isinstance(raw, list) else []
+
+
+def _read_maps(data):
+    raw = data.get('networkMaps') or data.get('network_maps') or []
+    return raw if isinstance(raw, list) else []
+
+
+def _read_memberships(data):
+    raw = data.get('networkMapMemberships') or data.get('network_map_memberships') or []
+    return raw if isinstance(raw, list) else []
+
+
+def _contact_payload(row):
+    return {
+        'name': str(row.get('name') or '').strip() or 'Без имени',
+        'email': str(row.get('email') or '').strip(),
+        'phone': str(row.get('phone') or '').strip(),
+        'organization': str(row.get('organization') or '').strip(),
+        'position': str(row.get('position') or '').strip(),
+        'notes': str(row.get('notes') or '').strip(),
+    }
+
+
+def _normalize_relation_type(value):
+    raw = str(value or 'acquaintance').strip()
+    return raw if raw in VALID_RELATION_TYPES else 'other'
+
+
+def _normalize_intensity(value):
+    raw = str(value or 'intense').strip()
+    return raw if raw in VALID_INTENSITY else 'intense'
+
+
+def _relation_payload(row, source_id, target_id):
+    return {
+        'source_id': source_id,
+        'target_id': target_id,
+        'relation_type': _normalize_relation_type(row.get('relation_type')),
+        'description': str(row.get('description') or '')[:255],
+        'interaction_intensity': _normalize_intensity(row.get('interaction_intensity')),
+    }
+
+
+def _map_type_payload(row):
+    return {
+        'name': str(row.get('name') or '').strip() or 'Тип карты',
+        'sectors': row.get('sectors') or [],
+        'circles': row.get('circles') or [],
+        'is_default': bool(row.get('isDefault') if 'isDefault' in row else row.get('is_default')),
+        'conflictology_enabled': bool(
+            row.get('conflictologyEnabled') if 'conflictologyEnabled' in row
+            else row.get('conflictology_enabled')
+        ),
+    }
+
+
+def _map_payload(row, map_type_id):
+    return {
+        'name': str(row.get('name') or '').strip() or 'Карта',
+        'description': str(row.get('description') or '').strip(),
+        'map_type_id': map_type_id,
+        'conflict_subject': str(
+            row.get('conflictSubject') if 'conflictSubject' in row else row.get('conflict_subject') or ''
+        ).strip(),
+    }
+
+
+def _membership_payload(row, map_id, contact_id):
+    return {
+        'map_id': map_id,
+        'contact_id': contact_id,
+        'life_sphere': str(row.get('life_sphere') or 'other'),
+        'network_circle': str(row.get('network_circle') or 'productivity'),
+        'importance': int(row.get('importance') or 3),
+        'conflict_involvement': int(row.get('conflict_involvement') or 3),
+        'map_angle': row.get('map_angle'),
+        'map_radius_ratio': row.get('map_radius_ratio'),
+    }
+
+
+def clear_owner_data(owner):
+    maps_qs = _maps_qs(owner)
+    map_ids = list(maps_qs.values_list('id', flat=True))
+    deleted_memberships = NetworkMapMembership.objects.filter(map_id__in=map_ids).count()
+    deleted_maps = maps_qs.count()
+    deleted_relations = _relations_qs(owner).count()
+    deleted_contacts = _contacts_qs(owner).count()
+    deleted_map_types = _map_types_qs(owner).count()
+
+    NetworkMapMembership.objects.filter(map_id__in=map_ids).delete()
+    maps_qs.delete()
+    _relations_qs(owner).delete()
+    _contacts_qs(owner).delete()
+    _map_types_qs(owner).delete()
+
+    return {
+        'deletedContacts': deleted_contacts,
+        'deletedRelations': deleted_relations,
+        'deletedMaps': deleted_maps,
+        'deletedMemberships': deleted_memberships,
+        'deletedMapTypes': deleted_map_types,
+    }
+
+
+@transaction.atomic
+def import_owner_dump(owner, data, replace=False):
+    if not is_data_dump(data):
+        raise ValueError('Некорректный формат бэкапа: ожидаются массивы contacts и relations.')
+
+    cleared = None
+    if replace:
+        cleared = clear_owner_data(owner)
+
+    contacts = data.get('contacts') or []
+    relations = data.get('relations') or []
+    map_types = _read_map_types(data)
+    maps = _read_maps(data)
+    memberships = _read_memberships(data)
+
+    contact_id_map = {}
+    contacts_created = 0
+    contacts_skipped = 0
+
+    for row in contacts:
+        payload = _contact_payload(row)
+        if not payload['name']:
+            contacts_skipped += 1
+            continue
+        create_kwargs = {**payload, **_owner_filter(owner)}
+        contact = Contact.objects.create(**create_kwargs)
+        old_id = row.get('id')
+        if old_id is not None:
+            contact_id_map[str(old_id)] = contact.id
+        contacts_created += 1
+
+    if not contact_id_map and contacts:
+        raise ValueError('Не удалось импортировать ни одного контакта.')
+
+    type_id_map = {}
+    existing_types = {t.name: t for t in _map_types_qs(owner)}
+    default_type_id = None
+
+    for row in map_types:
+        payload = _map_type_payload(row)
+        found = existing_types.get(payload['name'])
+        if found:
+            type_id_map[str(row.get('id'))] = found.id
+            if payload['is_default']:
+                default_type_id = found.id
+            continue
+        create_kwargs = {**payload, **_owner_filter(owner)}
+        created = NetworkMapType.objects.create(**create_kwargs)
+        existing_types[payload['name']] = created
+        type_id_map[str(row.get('id'))] = created.id
+        if payload['is_default']:
+            default_type_id = created.id
+
+    if not default_type_id:
+        fallback = _map_types_qs(owner).filter(is_default=True).first() or _map_types_qs(owner).first()
+        default_type_id = fallback.id if fallback else None
+
+    map_id_map = {}
+    maps_created = 0
+
+    for row in maps:
+        old_type_id = row.get('mapTypeId') if 'mapTypeId' in row else row.get('map_type')
+        map_type_id = type_id_map.get(str(old_type_id)) or default_type_id
+        if not map_type_id:
+            continue
+        payload = _map_payload(row, map_type_id)
+        create_kwargs = {**payload, **_owner_filter(owner)}
+        created = NetworkMap.objects.create(**create_kwargs)
+        map_id_map[str(row.get('id'))] = created.id
+        maps_created += 1
+
+    relation_pairs = set()
+    relations_created = 0
+    relations_skipped = 0
+
+    for row in relations:
+        source = contact_id_map.get(str(row.get('source')))
+        target = contact_id_map.get(str(row.get('target')))
+        if not source or not target or source == target:
+            relations_skipped += 1
+            continue
+        pair_key = f'{source}:{target}'
+        if pair_key in relation_pairs:
+            relations_skipped += 1
+            continue
+        payload = _relation_payload(row, source, target)
+        create_kwargs = {**payload, **_owner_filter(owner)}
+        Relation.objects.create(**create_kwargs)
+        relation_pairs.add(pair_key)
+        relations_created += 1
+
+    memberships_created = 0
+    memberships_skipped = 0
+
+    for row in memberships:
+        map_id = map_id_map.get(str(row.get('mapId') if 'mapId' in row else row.get('map')))
+        contact_id = contact_id_map.get(str(row.get('contactId') if 'contactId' in row else row.get('contact')))
+        if not map_id or not contact_id:
+            memberships_skipped += 1
+            continue
+        payload = _membership_payload(row, map_id, contact_id)
+        NetworkMapMembership.objects.create(**payload)
+        memberships_created += 1
+
+    return {
+        'replaced': bool(replace),
+        'cleared': cleared,
+        'importedContacts': contacts_created,
+        'contactsSkipped': contacts_skipped,
+        'importedRelations': relations_created,
+        'relationsSkipped': relations_skipped,
+        'importedMaps': maps_created,
+        'importedMemberships': memberships_created,
+        'membershipsSkipped': memberships_skipped,
+        'importedMapTypes': len(type_id_map),
+    }
+
+
+def parse_dump_request(request):
+    if request.content_type and 'application/json' in request.content_type:
+        try:
+            body = request.body.decode('utf-8') if request.body else '{}'
+            return json.loads(body or '{}'), None
+        except json.JSONDecodeError as exc:
+            return None, f'Некорректный JSON: {exc}'
+    dump_file = request.FILES.get('file')
+    if dump_file:
+        try:
+            return json.loads(dump_file.read().decode('utf-8')), None
+        except json.JSONDecodeError as exc:
+            return None, f'Некорректный JSON в файле: {exc}'
+    return None, 'Передайте JSON-бэкап в теле запроса или файлом (поле file).'
diff --git a/backend/import_export/urls.py b/backend/import_export/urls.py
index 7ae7b80..b9ab549 100644
--- a/backend/import_export/urls.py
+++ b/backend/import_export/urls.py
@@ -4,4 +4,5 @@ from . import views
 
 urlpatterns = [
     path('import/', views.ImportContactsView.as_view(), name='import-contacts'),
+    path('export/', views.ExportDumpView.as_view(), name='export-dump'),
 ]
diff --git a/backend/import_export/views.py b/backend/import_export/views.py
index 21d3bc7..373108e 100644
--- a/backend/import_export/views.py
+++ b/backend/import_export/views.py
@@ -4,9 +4,38 @@ from rest_framework.views import APIView
 
 from core.access import use_jwt_auth
 from core.drf_mixins import JwtAuthMixin
+from .dump_services import build_owner_dump, import_owner_dump, is_data_dump, parse_dump_request
 from .services import parse_upload_file, import_contacts_from_rows
 
 
+class ExportDumpView(JwtAuthMixin, APIView):
+    def get(self, request):
+        owner = request.user if use_jwt_auth() and request.user.is_authenticated else None
+        return Response(build_owner_dump(owner))
+
+    def post(self, request):
+        data, error = parse_dump_request(request)
+        if error:
+            return Response({'error': error}, status=status.HTTP_400_BAD_REQUEST)
+        if not is_data_dump(data):
+            return Response(
+                {'error': 'Некорректный формат бэкапа: ожидаются массивы contacts и relations.'},
+                status=status.HTTP_400_BAD_REQUEST,
+            )
+        replace = str(request.query_params.get('replace', '')).lower() in ('1', 'true', 'yes')
+        owner = request.user if use_jwt_auth() and request.user.is_authenticated else None
+        try:
+            summary = import_owner_dump(owner, data, replace=replace)
+            return Response(summary)
+        except ValueError as exc:
+            return Response({'error': str(exc)}, status=status.HTTP_400_BAD_REQUEST)
+        except Exception as exc:
+            return Response(
+                {'error': f'Ошибка импорта бэкапа: {exc}'},
+                status=status.HTTP_400_BAD_REQUEST,
+            )
+
+
 class ImportContactsView(JwtAuthMixin, APIView):
     def post(self, request):
         file = request.FILES.get('file')
diff --git a/backend/tests/test_export_dump_api.py b/backend/tests/test_export_dump_api.py
new file mode 100644
index 0000000..d6565e3
--- /dev/null
+++ b/backend/tests/test_export_dump_api.py
@@ -0,0 +1,94 @@
+import pytest
+
+from contacts.models import Contact, NetworkMap, NetworkMapMembership, NetworkMapType, Relation
+
+
+@pytest.mark.django_db
+def test_export_dump_empty(api_client):
+    response = api_client.get('/api/v1/export/')
+    assert response.status_code == 200
+    data = response.json()
+    assert data['version'] == 2
+    assert data['contacts'] == []
+    assert data['relations'] == []
+    assert isinstance(data['networkMapTypes'], list)
+    assert isinstance(data['networkMaps'], list)
+    assert isinstance(data['networkMapMemberships'], list)
+
+
+@pytest.mark.django_db
+def test_export_dump_with_data(api_client, two_contacts, sample_relation):
+    response = api_client.get('/api/v1/export/')
+    assert response.status_code == 200
+    data = response.json()
+    assert len(data['contacts']) == 2
+    assert len(data['relations']) == 1
+    assert data['relations'][0]['source'] == sample_relation.source_id
+    assert data['relations'][0]['target'] == sample_relation.target_id
+
+
+@pytest.mark.django_db
+def test_import_dump_replace(api_client, two_contacts, sample_relation):
+    export_response = api_client.get('/api/v1/export/')
+    dump = export_response.json()
+    assert len(dump['contacts']) == 2
+
+    Contact.objects.all().delete()
+    assert Contact.objects.count() == 0
+
+    import_response = api_client.post('/api/v1/export/?replace=true', dump, format='json')
+    assert import_response.status_code == 200
+    result = import_response.json()
+    assert result['importedContacts'] == 2
+    assert result['importedRelations'] == 1
+    assert Contact.objects.count() == 2
+    assert Relation.objects.count() == 1
+
+
+@pytest.mark.django_db
+def test_import_dump_invalid(api_client):
+    response = api_client.post('/api/v1/export/', {'contacts': []}, format='json')
+    assert response.status_code == 400
+    assert 'error' in response.json()
+
+
+@pytest.mark.django_db
+def test_import_dump_with_maps(api_client, db):
+    NetworkMapMembership.objects.all().delete()
+    NetworkMap.objects.all().delete()
+    NetworkMapType.objects.all().delete()
+
+    map_type = NetworkMapType.objects.create(
+        name='Базовый',
+        sectors=[{'id': 'work', 'label': 'Работа'}],
+        circles=[{'id': 'close', 'label': 'Близкий'}],
+        is_default=True,
+    )
+    contact = Contact.objects.create(name='Алиса')
+    network_map = NetworkMap.objects.create(
+        name='Основная',
+        description='Тест',
+        map_type=map_type,
+    )
+    network_map.memberships.create(
+        contact=contact,
+        life_sphere='work',
+        network_circle='close',
+        importance=4,
+    )
+
+    dump = api_client.get('/api/v1/export/').json()
+    assert len(dump['contacts']) == 1
+    assert len(dump['networkMaps']) == 1
+    assert len(dump['networkMapMemberships']) == 1
+
+    Contact.objects.all().delete()
+    NetworkMap.objects.all().delete()
+    NetworkMapType.objects.all().delete()
+
+    result = api_client.post('/api/v1/export/?replace=true', dump, format='json').json()
+    assert result['importedContacts'] == 1
+    assert result['importedMaps'] == 1
+    assert result['importedMemberships'] == 1
+    assert NetworkMapType.objects.count() == 1
+    assert NetworkMap.objects.count() == 1
diff --git a/frontend/src/application/usecases/importExport.js b/frontend/src/application/usecases/importExport.js
index 8951c75..96fd0fd 100644
--- a/frontend/src/application/usecases/importExport.js
+++ b/frontend/src/application/usecases/importExport.js
@@ -5,9 +5,12 @@ import { generateId } from '../../lib/uuid'
 import { createDefaultMapTypeRecord } from '../../domain/mapTypeDefaults'
 import { parseVcf } from '../../lib/import/vcard'
 import { serializeContactsExport } from '../../lib/export/contacts'
+import { serializeRelationsExport } from '../../lib/export/relations'
 import api from '../../api'
 import { localContactRepository } from '../../infrastructure/repositories/contactRepository.local'
 import { remoteContactRepository } from '../../infrastructure/repositories/contactRepository.remote'
+import { localRelationRepository } from '../../infrastructure/repositories/relationRepository.local'
+import { remoteRelationRepository } from '../../infrastructure/repositories/relationRepository.remote'
 
 function isLikelyEmail(value) {
   return value.includes('@') && value.includes('.')
@@ -157,11 +160,12 @@ async function parseContactRowsFromFile(file, { allowLocalDump = false } = {}) {
   throw new Error('Поддерживаются только CSV, JSON и vCard (.vcf) файлы.')
 }
 
-const ALLOWED_EXPORT_FORMATS = new Set(['csv', 'json', 'vcf'])
+const ALLOWED_CONTACT_EXPORT_FORMATS = new Set(['csv', 'json', 'vcf'])
+const ALLOWED_RELATION_EXPORT_FORMATS = new Set(['csv', 'json'])
 
 function contactsExportResult(contacts, format) {
   const normalized = String(format || 'csv').toLowerCase()
-  if (!ALLOWED_EXPORT_FORMATS.has(normalized)) {
+  if (!ALLOWED_CONTACT_EXPORT_FORMATS.has(normalized)) {
     throw new Error('Поддерживаются только CSV, JSON и vCard (.vcf).')
   }
   const { filename, mime, content } = serializeContactsExport(contacts, normalized)
@@ -173,6 +177,20 @@ function contactsExportResult(contacts, format) {
   }
 }
 
+function relationsExportResult(relations, format) {
+  const normalized = String(format || 'csv').toLowerCase()
+  if (!ALLOWED_RELATION_EXPORT_FORMATS.has(normalized)) {
+    throw new Error('Поддерживаются только CSV и JSON.')
+  }
+  const { filename, mime, content } = serializeRelationsExport(relations, normalized)
+  return {
+    filename,
+    blob: new Blob([content], { type: mime }),
+    count: relations.length,
+    format: normalized,
+  }
+}
+
 export async function importContactsToLocalFromFile(file) {
   const parsed = await parseContactRowsFromFile(file, { allowLocalDump: true })
   if (parsed.kind === 'dump') {
@@ -213,9 +231,21 @@ export async function exportContactsFromRemote({ format = 'csv' } = {}) {
   return contactsExportResult(contacts, format)
 }
 
+export async function exportRelationsFromLocal({ format = 'csv' } = {}) {
+  const relations = await localRelationRepository.list()
+  if (!relations.length) throw new Error('Нет связей в локальной базе.')
+  return relationsExportResult(relations, format)
+}
+
+export async function exportRelationsFromRemote({ format = 'csv' } = {}) {
+  const relations = await remoteRelationRepository.list()
+  if (!relations.length) throw new Error('Нет связей на сервере.')
+  return relationsExportResult(relations, format)
+}
+
 export async function exportContacts({ format = 'csv' } = {}) {
   const normalized = String(format || 'csv').toLowerCase()
-  if (!ALLOWED_EXPORT_FORMATS.has(normalized)) {
+  if (!ALLOWED_CONTACT_EXPORT_FORMATS.has(normalized)) {
     throw new Error('Поддерживаются только CSV, JSON и vCard (.vcf).')
   }
 
@@ -399,6 +429,38 @@ function migrateV1ToV2(dump) {
   }
 }
 
+export async function exportRemoteData() {
+  const { data } = await api.get('/v1/export/', { timeout: 120000 })
+  return {
+    filename: `social-graph-export-${Date.now()}.json`,
+    blob: new Blob([JSON.stringify(data, null, 2)], { type: 'application/json' }),
+  }
+}
+
+async function parseDumpFile(file, passphrase = '') {
+  const raw = JSON.parse(await file.text())
+  if (isEncryptedLocalDump(raw)) {
+    if (!passphrase) {
+      throw new Error('Для зашифрованного бэкапа укажите пароль.')
+    }
+    return decryptPayload(raw, passphrase)
+  }
+  return raw
+}
+
+export async function importRemoteDump(file, { replace = true, passphrase = '' } = {}) {
+  const dump = await parseDumpFile(file, passphrase)
+  if (!isLocalDataDump(dump)) {
+    throw new Error('Некорректный формат бэкапа: ожидаются массивы contacts и relations.')
+  }
+  const { data } = await api.post('/v1/export/', dump, {
+    params: { replace: replace ? 'true' : 'false' },
+    timeout: 300000,
+  })
+  if (data?.error) throw new Error(data.error)
+  return data
+}
+
 export async function exportLocalData({ passphrase = '' } = {}) {
   const payload = {
     version: 2,
diff --git a/frontend/src/components/import/ExportFormatRow.vue b/frontend/src/components/import/ExportFormatRow.vue
index 42a3840..8daf79a 100644
--- a/frontend/src/components/import/ExportFormatRow.vue
+++ b/frontend/src/components/import/ExportFormatRow.vue
@@ -5,7 +5,7 @@
       <select :id="inputId" :value="modelValue" class="form-control" @change="onChange">
         <option value="csv">CSV (.csv)</option>
         <option value="json">JSON (.json)</option>
-        <option value="vcf">vCard (.vcf)</option>
+        <option v-if="variant === 'contacts'" value="vcf">vCard (.vcf)</option>
       </select>
     </div>
     <button
@@ -20,26 +20,29 @@
   <div v-if="result" class="alert" :class="result.error ? 'alert-error' : 'alert-success'" style="margin-top:12px;">
     <span v-if="result.error">{{ result.error }}</span>
     <span v-else>
-      Экспортировано контактов: <strong>{{ result.count }}</strong>
+      Экспортировано {{ entityLabel }}: <strong>{{ result.count }}</strong>
       ({{ result.formatLabel }}).
     </span>
   </div>
 </template>
 
 <script setup>
-import { useId } from 'vue'
+import { computed, useId } from 'vue'
 
-defineProps({
+const props = defineProps({
   modelValue: { type: String, default: 'csv' },
   exporting: { type: Boolean, default: false },
   disabled: { type: Boolean, default: false },
   result: { type: Object, default: null },
   buttonLabel: { type: String, default: 'Экспортировать' },
+  variant: { type: String, default: 'contacts' },
 })
 
 const emit = defineEmits(['update:modelValue', 'export'])
 const inputId = useId()
 
+const entityLabel = computed(() => (props.variant === 'relations' ? 'связей' : 'контактов'))
+
 function onChange(event) {
   emit('update:modelValue', event.target.value)
 }
diff --git a/frontend/src/lib/export/relations.js b/frontend/src/lib/export/relations.js
new file mode 100644
index 0000000..5e652ff
--- /dev/null
+++ b/frontend/src/lib/export/relations.js
@@ -0,0 +1,65 @@
+const CSV_HEADERS = [
+  'source',
+  'target',
+  'source_name',
+  'target_name',
+  'relation_type',
+  'description',
+  'interaction_intensity',
+]
+
+export function relationToExportRow(relation = {}) {
+  return {
+    source: relation.source ?? '',
+    target: relation.target ?? '',
+    source_name: String(relation.source_name || '').trim(),
+    target_name: String(relation.target_name || '').trim(),
+    relation_type: String(relation.relation_type || 'acquaintance').trim(),
+    description: String(relation.description || '').trim(),
+    interaction_intensity: String(relation.interaction_intensity || 'intense').trim(),
+  }
+}
+
+function escapeCsvField(value) {
+  const text = String(value ?? '')
+  if (/[",\n\r]/.test(text)) {
+    return `"${text.replace(/"/g, '""')}"`
+  }
+  return text
+}
+
+export function relationsToCsv(relations = []) {
+  const rows = relations.map(relationToExportRow)
+  const lines = [CSV_HEADERS.join(',')]
+  for (const row of rows) {
+    lines.push(CSV_HEADERS.map((key) => escapeCsvField(row[key])).join(','))
+  }
+  return `${lines.join('\n')}\n`
+}
+
+export function relationsToJson(relations = []) {
+  return JSON.stringify(relations.map(relationToExportRow), null, 2)
+}
+
+const EXPORT_FORMATS = {
+  csv: {
+    ext: 'csv',
+    mime: 'text/csv;charset=utf-8',
+    serialize: relationsToCsv,
+  },
+  json: {
+    ext: 'json',
+    mime: 'application/json;charset=utf-8',
+    serialize: relationsToJson,
+  },
+}
+
+export function serializeRelationsExport(relations = [], format = 'csv') {
+  const config = EXPORT_FORMATS[format] || EXPORT_FORMATS.csv
+  return {
+    format,
+    filename: `relations-export-${Date.now()}.${config.ext}`,
+    mime: config.mime,
+    content: config.serialize(relations),
+  }
+}
diff --git a/frontend/src/stores/contacts.js b/frontend/src/stores/contacts.js
index 8b81f43..c6bdc09 100644
--- a/frontend/src/stores/contacts.js
+++ b/frontend/src/stores/contacts.js
@@ -24,8 +24,12 @@ import {
   exportContacts as exportContactsUseCase,
   exportContactsFromLocal,
   exportContactsFromRemote,
+  exportRelationsFromLocal,
+  exportRelationsFromRemote,
   exportLocalData,
+  exportRemoteData,
   importLocalDump,
+  importRemoteDump,
 } from '../application/usecases/importExport'
 import { isLocalMode, isRemoteMode } from '../infrastructure/config/dataMode'
 import { syncPendingChanges } from '../application/usecases/sync'
@@ -252,15 +256,36 @@ export const useContactsStore = defineStore('contacts', {
       return exportContactsFromRemote({ format })
     },
 
+    async exportLocalRelations(format = 'csv') {
+      return exportRelationsFromLocal({ format })
+    },
+
+    async exportRemoteRelations(format = 'csv') {
+      return exportRelationsFromRemote({ format })
+    },
+
     async exportData(passphrase = '') {
       return exportLocalData({ passphrase })
     },
 
+    async exportRemoteData() {
+      return exportRemoteData()
+    },
+
     async importDataDump(file, passphrase = '') {
       const result = await importLocalDump(file, passphrase)
       await Promise.all([this.fetchContacts(), this.fetchRelations()])
       this.bumpDataRevision()
       return result
     },
+
+    async importRemoteDataDump(file, { replace = true, passphrase = '' } = {}) {
+      const result = await importRemoteDump(file, { replace, passphrase })
+      if (isRemoteMode()) {
+        await Promise.all([this.fetchContacts(), this.fetchRelations()])
+      }
+      this.bumpDataRevision()
+      return result
+    },
   },
 })
diff --git a/frontend/src/views/ImportView.vue b/frontend/src/views/ImportView.vue
index 208c21a..2755cb8 100644
--- a/frontend/src/views/ImportView.vue
+++ b/frontend/src/views/ImportView.vue
@@ -7,7 +7,8 @@
       <div class="card format-examples">
         <h3 class="section-title">Поддерживаемые форматы</h3>
         <p class="text-muted section-subtitle">
-          CSV, JSON и vCard (.vcf). Полный бэкап приложения (контакты, связи, карты) — только JSON в разделе локальной базы.
+          CSV, JSON и vCard (.vcf) для контактов; CSV и JSON для связей.
+          Полный бэкап приложения (контакты, связи, карты) — JSON в разделах локальной и удалённой базы.
         </p>
         <pre class="format-pre">name,email,phone,organization,position,notes
 Иван Иванов,ivan@example.com,+7-900-000-0001,ООО Ромашка,Директор,</pre>
@@ -54,6 +55,25 @@
 
           <hr class="import-divider" />
 
+          <h4 class="subsection-title">Экспорт связей</h4>
+          <ExportFormatRow
+            v-model="localRelationsExportFormat"
+            variant="relations"
+            :exporting="localRelationsExporting"
+            :disabled="localRelationCount === 0"
+            :result="localRelationsExportResult"
+            button-label="Экспортировать связи локально"
+            @export="doLocalRelationsExport"
+          />
+          <p v-if="localRelationCount === 0" class="text-muted import-empty-hint">
+            В локальной базе нет связей.
+          </p>
+          <p v-else class="text-muted import-empty-hint">
+            Связей в локальной базе: {{ localRelationCount }}.
+          </p>
+
+          <hr class="import-divider" />
+
           <h4 class="subsection-title">Полный бэкап</h4>
           <p class="text-muted section-subtitle">
             Экспорт или восстановление всей локальной базы (контакты, связи, карты). Пароль необязателен.
@@ -124,6 +144,83 @@
             На сервере нет контактов.
           </p>
 
+          <hr class="import-divider" />
+
+          <h4 class="subsection-title">Экспорт связей</h4>
+          <ExportFormatRow
+            v-model="remoteRelationsExportFormat"
+            variant="relations"
+            :exporting="remoteRelationsExporting"
+            :disabled="!canUseRemote || serverProbe.relationCount === 0"
+            :result="remoteRelationsExportResult"
+            button-label="Экспортировать связи с сервера"
+            @export="doRemoteRelationsExport"
+          />
+          <p v-if="canUseRemote && serverProbe.relationCount === 0" class="text-muted import-empty-hint">
+            На сервере нет связей.
+          </p>
+
+          <hr class="import-divider" />
+
+          <h4 class="subsection-title">Полный бэкап</h4>
+          <p class="text-muted section-subtitle">
+            Экспорт или восстановление всей серверной базы (контакты, связи, карты).
+            При импорте с заменой существующие данные аккаунта удаляются.
+          </p>
+          <div class="form-group">
+            <label class="checkbox-label">
+              <input v-model="remoteBackupReplace" type="checkbox" />
+              Заменить данные на сервере при импорте
+            </label>
+          </div>
+          <div class="form-group">
+            <label>Пароль (только для зашифрованного .sgpkg)</label>
+            <input
+              v-model="remoteBackupPassphrase"
+              type="password"
+              class="form-control"
+              placeholder="Оставьте пустым для обычного JSON"
+            />
+          </div>
+          <div class="import-actions">
+            <button
+              class="btn btn-secondary"
+              type="button"
+              :disabled="!canUseRemote || busyRemoteBackup"
+              @click="doExportRemoteBackup"
+            >
+              {{ busyRemoteBackup ? 'Экспорт...' : 'Экспорт бэкапа' }}
+            </button>
+            <button
+              class="btn btn-secondary"
+              type="button"
+              :disabled="!canUseRemote || busyRemoteBackup"
+              @click="$refs.remoteBackupInput.click()"
+            >
+              Импорт бэкапа
+            </button>
+            <input
+              ref="remoteBackupInput"
+              type="file"
+              accept=".json,.sgpkg"
+              style="display:none"
+              @change="onRemoteBackupFileSelect"
+            />
+          </div>
+          <div
+            v-if="remoteBackupResult"
+            class="alert"
+            :class="remoteBackupResult.error ? 'alert-error' : 'alert-success'"
+            style="margin-top:12px;"
+          >
+            <span v-if="remoteBackupResult.error">{{ remoteBackupResult.error }}</span>
+            <span v-else>
+              Импортировано контактов: <strong>{{ remoteBackupResult.importedContacts }}</strong>,
+              связей: <strong>{{ remoteBackupResult.importedRelations }}</strong>,
+              карт: <strong>{{ remoteBackupResult.importedMaps }}</strong>.
+            </span>
+          </div>
+
           <p class="text-muted migration-link">
             Перенос между локальной и серверной базой — в
             <RouterLink to="/settings">настройках</RouterLink>.
@@ -143,6 +240,7 @@ import { isLocalMode, isRemoteMode } from '../infrastructure/config/dataMode'
 import { getStoredAccessToken } from '../stores/auth'
 import { probeRemoteServer } from '../application/usecases/dataMigration'
 import { localContactRepository } from '../infrastructure/repositories/contactRepository.local'
+import { localRelationRepository } from '../infrastructure/repositories/relationRepository.local'
 import ImportFileBlock from '../components/import/ImportFileBlock.vue'
 import ExportFormatRow from '../components/import/ExportFormatRow.vue'
 
@@ -156,14 +254,25 @@ const remoteImporting = ref(false)
 const localResult = ref(null)
 const remoteResult = ref(null)
 const backupPassphrase = ref('')
+const remoteBackupPassphrase = ref('')
+const remoteBackupReplace = ref(true)
 const busyBackup = ref(false)
+const busyRemoteBackup = ref(false)
+const remoteBackupResult = ref(null)
 const localExportFormat = ref('csv')
 const remoteExportFormat = ref('csv')
+const localRelationsExportFormat = ref('csv')
+const remoteRelationsExportFormat = ref('csv')
 const localExporting = ref(false)
 const remoteExporting = ref(false)
+const localRelationsExporting = ref(false)
+const remoteRelationsExporting = ref(false)
 const localExportResult = ref(null)
 const remoteExportResult = ref(null)
+const localRelationsExportResult = ref(null)
+const remoteRelationsExportResult = ref(null)
 const localContactCount = ref(0)
+const localRelationCount = ref(0)
 const serverProbeLoading = ref(true)
 const serverProbe = ref({ ok: false, message: '', contactCount: 0, relationCount: 0 })
 
@@ -177,8 +286,12 @@ const exportFormatLabels = {
 }
 
 async function refreshLocalCount() {
-  const contacts = await localContactRepository.list()
+  const [contacts, relations] = await Promise.all([
+    localContactRepository.list(),
+    localRelationRepository.list(),
+  ])
   localContactCount.value = contacts.length
+  localRelationCount.value = relations.length
 }
 
 async function refreshServerProbe() {
@@ -275,6 +388,41 @@ async function doRemoteExport() {
   }
 }
 
+async function doLocalRelationsExport() {
+  localRelationsExporting.value = true
+  localRelationsExportResult.value = null
+  try {
+    const { blob, filename, count, format } = await store.exportLocalRelations(localRelationsExportFormat.value)
+    downloadBlob(blob, filename)
+    localRelationsExportResult.value = {
+      count,
+      formatLabel: exportFormatLabels[format] || format,
+    }
+  } catch (e) {
+    localRelationsExportResult.value = { error: e?.message || 'Ошибка экспорта' }
+  } finally {
+    localRelationsExporting.value = false
+  }
+}
+
+async function doRemoteRelationsExport() {
+  if (!canUseRemote.value) return
+  remoteRelationsExporting.value = true
+  remoteRelationsExportResult.value = null
+  try {
+    const { blob, filename, count, format } = await store.exportRemoteRelations(remoteRelationsExportFormat.value)
+    downloadBlob(blob, filename)
+    remoteRelationsExportResult.value = {
+      count,
+      formatLabel: exportFormatLabels[format] || format,
+    }
+  } catch (e) {
+    remoteRelationsExportResult.value = { error: e?.message || 'Ошибка экспорта' }
+  } finally {
+    remoteRelationsExporting.value = false
+  }
+}
+
 function downloadBlob(blob, filename) {
   const url = URL.createObjectURL(blob)
   const link = document.createElement('a')
@@ -318,6 +466,41 @@ async function onBackupFileSelect(e) {
     e.target.value = ''
   }
 }
+
+async function doExportRemoteBackup() {
+  if (!canUseRemote.value) return
+  busyRemoteBackup.value = true
+  remoteBackupResult.value = null
+  try {
+    const { blob, filename } = await store.exportRemoteData()
+    downloadBlob(blob, filename)
+  } catch (error) {
+    remoteBackupResult.value = { error: error?.message || 'Ошибка экспорта бэкапа' }
+  } finally {
+    busyRemoteBackup.value = false
+  }
+}
+
+async function onRemoteBackupFileSelect(e) {
+  const file = e.target.files[0]
+  if (!file) return
+  busyRemoteBackup.value = true
+  remoteBackupResult.value = null
+  try {
+    const summary = await store.importRemoteDataDump(file, {
+      replace: remoteBackupReplace.value,
+      passphrase: remoteBackupPassphrase.value,
+    })
+    await mapsStore.fetchMaps()
+    remoteBackupResult.value = summary
+    await refreshServerProbe()
+  } catch (error) {
+    remoteBackupResult.value = { error: error?.message || 'Ошибка импорта бэкапа' }
+  } finally {
+    busyRemoteBackup.value = false
+    e.target.value = ''
+  }
+}
 </script>
 
 <style scoped>
@@ -391,6 +574,13 @@ async function onBackupFileSelect(e) {
   font-size: 12px;
   margin: 8px 0 0;
 }
+.checkbox-label {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  font-size: 13px;
+  cursor: pointer;
+}
 .server-status {
   font-size: 13px;
   margin: 0 0 14px;